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process for producing titanium dio ide

process for producing titanium dio ide

US7476378B2 - Process for producing titanium dioxide ...

This disclosure relates to a process for producing titanium dioxide, comprising: a) providing a quantity of liquid titanium tetrahalide for reacting with an oxygen-containing gas; b) vaporizing a first portion of the liquid titanium tetrahalide and reacting the titanium tetrahalide vapor and the oxygen-containing gas, in a first stage of a reaction zone, the reaction zone temperature

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US3591398A - Process for producing titanium dioxide ...

titanium dioxide pigment is treated by maintaining a water slurry of the pigment at a ph of below about 7 and applying silica in an amount of 3% to 10% by weight, based on the pigment, by adding a solution of soluble silicate to the water slurry. the resultant slurry is adjusted to a ph of from 6-8 and alumina in an amount of 1% to 10% by weight, based on the pigment, is

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Process for producing titanium dioxide - Solex Research ...

The process for producing titanium dioxide of claim 9 wherein the extraction raffinate of step 7 is introduced to an evaporation concentration step to raise the concentration of sulfuric acid, and is used for sulfation of a raw material including titanium-iron ore, titanium-containing slag, and/or titanium-containing industrial waste.

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US5277816A - Process for producing titanium dioxide ...

A process for producing titanium dioxide which discharges no waste is disclosed. In a first step, a sulfuric acid solution containing titanium ion with one or more kinds of metal ions is contacted with a first organic solvent to extract the titanium ion as a sulfuric acid complex. The organic solvent containing the extracted titanium as a sulfuric acid complex (titanyl sulfate) is contacted ...

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Process for producing titanium dioxide particles having ...

Blog. PubChem ® is a registered trademark of the National Library of Medicine ® is a registered trademark of the National Library of Medicine

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PROCESS FOR PRODUCING TITANIUM-CONTAINING

2005-11-30 · process for producing titanium-containing silicon oxide catalyst, the catalyst, and process for producing olefin oxide compound with the catalyst ( PAT - EP1839750 ) Patent:EP1839750

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A process for producing synthetic rutile from Panzhihua ...

2014-8-1 · While the chloride process is the preferred method for producing titanium dioxide, its starting material of natural rutile is in limited supply. Therefore, in recent years, ilmenite has become the primary raw material used by the titanium industry (Mahmoud et al., 2004).

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(PDF) Sol-Gel Synthesis of Titanium Dioxide

2022-1-4 · Depending on the titanium metal precursor type, two different approaches of sol-gel synthesis of TiO2 nanomaterials can be identified and are

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Producing titanium-based alloys — Science Learning Hub

2009-10-21 · Producing titanium-based alloys. The main production process for titanium metal is known as the Kroll Process. In this process, the main ore, known as rutile, is treated with chlorine gas to produce titanium tetrachloride. This is then purified and reduced to a metallic titanium sponge by reaction with magnesium or sodium.

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Process for producing titanium dioxide - E.I. DuPont ...

What is claimed is: 1. A process for producing titanium dioxide, comprising: a) providing a quantity of liquid titanium tetrahalide for reacting with an oxygen-containing gas; b) vaporizing a first portion of the liquid titanium tetrahalide and reacting the titanium tetrahalide vapor and the oxygen-containing gas, in a first stage of a reaction zone, the reaction zone temperature being ...

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Process for producing titanium dioxide - Subramanian ...

This disclosure relates to a process for producing titanium dioxide, comprising: a) providing a quantity of liquid titanium tetrahalide for reacting with an oxygen-containing gas; b) vaporizing a first portion of the liquid titanium tetrahalide and reacting the titanium tetrahalide vapor and the oxygen-containing gas, in a first stage of a reaction zone, the reaction zone temperature

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Process for producing titanium dioxide - Solex Research ...

The process for producing titanium dioxide of claim 9 wherein the extraction raffinate of step 7 is introduced to an evaporation concentration step to raise the concentration of sulfuric acid, and is used for sulfation of a raw material including titanium-iron ore, titanium-containing slag, and/or titanium-containing industrial waste.

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Process for producing titanium dioxide particles having ...

Blog. PubChem ® is a registered trademark of the National Library of Medicine ® is a registered trademark of the National Library of Medicine

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Innovative Process for the Production of Titanium Dioxide ...

Abstract. This case study illustrates the role of innovation in developing an environmentally friendly process to manufacture TiO 2, which is an essential ingredient of paints. It is also increasingly used in plastics, rubber, paper, inks, textiles, and other applications. TiO 2 is currently produced using either Chloride process or Sulfate ...

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A new method for production of titanium dioxide pigment ...

2013-1-1 · Titanium dioxide (TiO 2) has been widely used as pigment in paints, paper and cosmetic products, as well as high-tech applications such as solar cells, semiconductors, biomedical devices and air purification.TiO 2 pigment is primarily produced by a high temperature chloride process, which forms CO 2 as a reaction byproduct. A novel hydrometallurgical

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US Patent for Process for producing titanium carbide ...

1991-11-12 · A process for producing a titanium carbide whisker, comprising the steps of: mixing 100 parts by weight of a titanium source comprising titanium dioxide and/or an alkali metal titanate with 50 to 200 parts by weight of a carbon source and 1 to 30 parts by weight of a transition metal chloride; and heating the resultant mixture at 1300.degree. to 1700.degree.

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PROCESS FOR PRODUCING TITANIUM-CONTAINING

2005-11-30 · process for producing titanium-containing silicon oxide catalyst, the catalyst, and process for producing olefin oxide compound with the catalyst ( PAT - EP1839750 ) Patent:EP1839750

Read More
A process for producing synthetic rutile from Panzhihua ...

2014-8-1 · While the chloride process is the preferred method for producing titanium dioxide, its starting material of natural rutile is in limited supply. Therefore, in recent years, ilmenite has become the primary raw material used by the titanium industry (Mahmoud et al., 2004).

Read More
Producing titanium-based alloys — Science Learning Hub

2009-10-21 · Producing titanium-based alloys. The main production process for titanium metal is known as the Kroll Process. In this process, the main ore, known as rutile, is treated with chlorine gas to produce titanium tetrachloride. This is then purified and reduced to a metallic titanium sponge by reaction with magnesium or sodium.

Read More
Innovative Process for the Production of Titanium Dioxide ...

Abstract. This case study illustrates the role of innovation in developing an environmentally friendly process to manufacture TiO 2, which is an essential ingredient of paints. It is also increasingly used in plastics, rubber, paper, inks, textiles, and other applications. TiO 2 is currently produced using either Chloride process or Sulfate ...

Read More
Altair's Patented Process For Producing Titanium Dioxide ...

Altair's patented technology is the first new comprehensive patent for producing white titanium dioxide pigment from ilmenite since the DuPont patents for a chloride process were awarded approximately 50 years ago. The process is expected to significantly lower operating costs for pigment manufacturers, minimize environmental impact and provide ...

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A new method for production of titanium dioxide pigment ...

2013-1-1 · Titanium dioxide (TiO 2) has been widely used as pigment in paints, paper and cosmetic products, as well as high-tech applications such as solar cells, semiconductors, biomedical devices and air purification.TiO 2 pigment is primarily produced by a high temperature chloride process, which forms CO 2 as a reaction byproduct. A novel hydrometallurgical

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PROCESS FOR PRODUCING TITANIUM-CONTAINING

2005-11-30 · A process for producing a titanium-containing silicon oxide catalyst, which comprises the following steps A and B; a catalyst obtainable by the process; and a process for producing an olefin oxide using the catalyst.

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PROCESS FOR PRODUCING TITANIUM-CONTAINING

2007-6-29 · Step (A): a step in which a silica source part or all of which is a silicon compound having a silicon atom having a hydrocarbon group directly bonded thereto is mixed by stirring with a titanium source and a molding-agent solution to obtain a solid containing the catalyst ingredient and the molding agent, the proportion of water in the solvent ...

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PROCESS FOR PRODUCING TITANIUM-CONTAINING

2005-11-30 · Step (A): a step in which a silica source part or all of which is a silicon compound having a silicon atom having a hydrocarbon group directly bonded thereto is mixed by stirring with a titanium source and a molding-agent solution to obtain a solid containing the catalyst ingredient and the molding agent,; the proportion of water in the solvent ...

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US Patent for Process for producing titanium carbide ...

1991-11-12 · A process for producing a titanium carbide whisker, comprising the steps of: mixing 100 parts by weight of a titanium source comprising titanium dioxide and/or an alkali metal titanate with 50 to 200 parts by weight of a carbon source and 1 to 30 parts by weight of a transition metal chloride; and heating the resultant mixture at 1300.degree. to 1700.degree.

Read More
PROCESS FOR PRODUCING TITANIUM-CONTAINING

2005-11-30 · process for producing titanium-containing silicon oxide catalyst, the catalyst, and process for producing olefin oxide compound with the catalyst ( PAT - EP1839750 ) Patent:EP1839750

Read More
Producing titanium-based alloys — Science Learning Hub

2009-10-21 · Producing titanium-based alloys. The main production process for titanium metal is known as the Kroll Process. In this process, the main ore, known as rutile, is treated with chlorine gas to produce titanium tetrachloride. This is then purified and reduced to a metallic titanium sponge by reaction with magnesium or sodium.

Read More
How titanium is made - material, manufacture, making ...

This process, now called the Kroll process, is still the primary process for producing titanium. The first products made from titanium were introduced around the 1940s and included such things as wires, sheets, and rods.

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